7043340864 has 224 divisors, whose sum is σ = 22303752192. Its totient is φ = 1919232000.

The previous prime is 7043340859. The next prime is 7043340883. The reversal of 7043340864 is 4680433407.

It is a tau number, because it is divible by the number of its divisors (224).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2956954 + ... + 2959334.

Almost surely, 2^7043340864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7043340864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11151876096).

7043340864 is an abundant number, since it is smaller than the sum of its proper divisors (15260411328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7043340864 is a wasteful number, since it uses less digits than its factorization.

7043340864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2505 (or 2495 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 39.

The square root of 7043340864 is about 83924.6141724822. The cubic root of 7043340864 is about 1916.8710668902.

The spelling of 7043340864 in words is "seven billion, forty-three million, three hundred forty thousand, eight hundred sixty-four".